Probability
What is the probability of rolling a number less than 4 on a 6-sided die?
3/6 or 1/2
2x + 3 = 11
x = 4
Round 3.478 to the nearest tenth.
3.5
Simplify: 12/18
2/3
A bag has 4 red, 5 blue, and 1 green marble. What is the probability of choosing a blue marble?
5/10 or 1/2
5x - 7 = 18
x = 5
4.6 + 2.35
6.95
Add: 5/8 + 1/4
7/8
A deck of 52 cards: what is the probability of picking a face card (Jack, Queen, King)?
12/52 or 3/13
(x/2) + 6 = 10
x = 8
9.08 - 4.29
4.79
Subtract: 7/10 - 2/5
3/10
If you flip two coins, what is the probability they both land on heads?
1/4
3(x - 4) = 2x + 5
x = 17
2.3 × 1.7
3.91
Multiply: 3/4 × 2/5
3/10